[U-Boot] [PATCH 06/11] ARM: AM43XX: Add functions to enable and disable EDMA3 clocks

[Vignesh R]

Adds functions to enable and disable edma3 clocks which can be invoked
by drivers using edma3 to control the clocks.

Signed-off-by: Vignesh R <vigneshr at ti.com>
---
 arch/arm/cpu/armv7/am33xx/clock_am43xx.c | 36 ++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
index b1c0025eebe8..4a410a21952e 100644
--- a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
+++ b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
@@ -134,3 +134,39 @@ void enable_basic_clocks(void)
 	/* For OPP100 the mac clock should be /5. */
 	writel(0x4, &cmdpll->clkselmacclk);
 }
+
+#ifdef CONFIG_TI_EDMA3
+void enable_edma3_clocks(void)
+{
+	u32 *const clk_domains_edma3[] = {
+		0
+	};
+
+	u32 *const clk_modules_explicit_en_edma3[] = {
+		&cmper->tpccclkctrl,
+		&cmper->tptc0clkctrl,
+		0
+	};
+
+	do_enable_clocks(clk_domains_edma3,
+			 clk_modules_explicit_en_edma3,
+			 1);
+}
+
+void disable_edma3_clocks(void)
+{
+	u32 *const clk_domains_edma3[] = {
+		0
+	};
+
+	u32 *const clk_modules_disable_edma3[] = {
+		&cmper->tpccclkctrl,
+		&cmper->tptc0clkctrl,
+		0
+	};
+
+	do_disable_clocks(clk_domains_edma3,
+			  clk_modules_disable_edma3,
+			  1);
+}
+#endif
-- 
2.4.5